Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2021-present Open Networking Foundation |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.kubevirtnetworking.impl; |
| 17 | |
| 18 | import org.onosproject.cluster.ClusterService; |
| 19 | import org.onosproject.cluster.LeadershipService; |
Jian Li | dc08c95 | 2022-03-23 13:28:01 +0900 | [diff] [blame] | 20 | import org.onosproject.cluster.NodeId; |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 21 | import org.onosproject.core.ApplicationId; |
| 22 | import org.onosproject.core.CoreService; |
| 23 | import org.onosproject.kubevirtnetworking.api.KubevirtFlowRuleService; |
| 24 | import org.onosproject.kubevirtnode.api.KubevirtNode; |
Jian Li | dc08c95 | 2022-03-23 13:28:01 +0900 | [diff] [blame] | 25 | import org.onosproject.kubevirtnode.api.KubevirtNodeEvent; |
| 26 | import org.onosproject.kubevirtnode.api.KubevirtNodeListener; |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 27 | import org.onosproject.kubevirtnode.api.KubevirtNodeService; |
| 28 | import org.onosproject.mastership.MastershipService; |
| 29 | import org.onosproject.net.DeviceId; |
| 30 | import org.onosproject.net.Port; |
| 31 | import org.onosproject.net.PortNumber; |
| 32 | import org.onosproject.net.device.DeviceEvent; |
| 33 | import org.onosproject.net.device.DeviceListener; |
| 34 | import org.onosproject.net.device.DeviceService; |
| 35 | import org.onosproject.net.driver.DriverService; |
| 36 | import org.onosproject.net.flow.DefaultTrafficSelector; |
| 37 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
| 38 | import org.onosproject.net.flow.TrafficSelector; |
| 39 | import org.onosproject.net.flow.TrafficTreatment; |
| 40 | import org.osgi.service.component.annotations.Activate; |
| 41 | import org.osgi.service.component.annotations.Component; |
| 42 | import org.osgi.service.component.annotations.Deactivate; |
| 43 | import org.osgi.service.component.annotations.Reference; |
| 44 | import org.osgi.service.component.annotations.ReferenceCardinality; |
| 45 | import org.slf4j.Logger; |
| 46 | |
Jian Li | dc08c95 | 2022-03-23 13:28:01 +0900 | [diff] [blame] | 47 | import java.util.Objects; |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 48 | import java.util.Set; |
| 49 | import java.util.concurrent.ExecutorService; |
| 50 | import java.util.stream.Collectors; |
| 51 | |
| 52 | import static java.util.concurrent.Executors.newSingleThreadExecutor; |
| 53 | import static org.onlab.util.Tools.groupedThreads; |
Jian Li | f89d960 | 2021-04-27 19:05:49 +0900 | [diff] [blame] | 54 | import static org.onosproject.kubevirtnetworking.api.Constants.ACL_INGRESS_TABLE; |
| 55 | import static org.onosproject.kubevirtnetworking.api.Constants.ARP_TABLE; |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 56 | import static org.onosproject.kubevirtnetworking.api.Constants.KUBEVIRT_NETWORKING_APP_ID; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 57 | import static org.onosproject.kubevirtnetworking.api.Constants.PRIORITY_FORWARDING_RULE; |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 58 | import static org.onosproject.kubevirtnetworking.util.KubevirtNetworkingUtil.structurePortName; |
| 59 | import static org.onosproject.kubevirtnode.api.Constants.INTEGRATION_TO_PHYSICAL_PREFIX; |
| 60 | import static org.onosproject.net.AnnotationKeys.PORT_NAME; |
| 61 | import static org.slf4j.LoggerFactory.getLogger; |
| 62 | |
| 63 | /** |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 64 | * Populates switching flow rules on OVS for the provider network (underlay). |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 65 | */ |
| 66 | @Component(immediate = true) |
| 67 | public class KubevirtSwitchingPhysicalHandler { |
| 68 | private final Logger log = getLogger(getClass()); |
| 69 | |
| 70 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 71 | protected CoreService coreService; |
| 72 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 73 | protected MastershipService mastershipService; |
| 74 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 75 | protected DeviceService deviceService; |
| 76 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 77 | protected DriverService driverService; |
| 78 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 79 | protected ClusterService clusterService; |
| 80 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 81 | protected LeadershipService leadershipService; |
| 82 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 83 | protected KubevirtFlowRuleService flowRuleService; |
| 84 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | dc08c95 | 2022-03-23 13:28:01 +0900 | [diff] [blame] | 85 | protected KubevirtNodeService kubevirtNodeService; |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 86 | |
| 87 | private final ExecutorService eventExecutor = newSingleThreadExecutor( |
| 88 | groupedThreads(this.getClass().getSimpleName(), "event-handler")); |
| 89 | private final InternalDeviceListener internalDeviceListener = new InternalDeviceListener(); |
Jian Li | dc08c95 | 2022-03-23 13:28:01 +0900 | [diff] [blame] | 90 | private final InternalKubevirtNodeListener kubevirtNodeListener = new InternalKubevirtNodeListener(); |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 91 | private ApplicationId appId; |
Jian Li | dc08c95 | 2022-03-23 13:28:01 +0900 | [diff] [blame] | 92 | private NodeId localNodeId; |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 93 | |
| 94 | @Activate |
| 95 | protected void activate() { |
| 96 | appId = coreService.registerApplication(KUBEVIRT_NETWORKING_APP_ID); |
Jian Li | dc08c95 | 2022-03-23 13:28:01 +0900 | [diff] [blame] | 97 | localNodeId = clusterService.getLocalNode().id(); |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 98 | deviceService.addListener(internalDeviceListener); |
Jian Li | dc08c95 | 2022-03-23 13:28:01 +0900 | [diff] [blame] | 99 | kubevirtNodeService.addListener(kubevirtNodeListener); |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 100 | log.info("Started"); |
| 101 | } |
| 102 | |
| 103 | @Deactivate |
| 104 | protected void deactivate() { |
| 105 | eventExecutor.shutdown(); |
| 106 | deviceService.removeListener(internalDeviceListener); |
Jian Li | dc08c95 | 2022-03-23 13:28:01 +0900 | [diff] [blame] | 107 | kubevirtNodeService.removeListener(kubevirtNodeListener); |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 108 | log.info("Stopped"); |
| 109 | } |
| 110 | |
| 111 | private boolean containsPhyPatchPort(KubevirtNode node, Port port) { |
| 112 | Set<String> intPatchPorts = node.phyIntfs().stream() |
| 113 | .map(pi -> structurePortName(INTEGRATION_TO_PHYSICAL_PREFIX |
| 114 | + pi.network())).collect(Collectors.toSet()); |
| 115 | String portName = port.annotations().value(PORT_NAME); |
| 116 | return intPatchPorts.contains(portName); |
| 117 | } |
| 118 | |
Jian Li | f89d960 | 2021-04-27 19:05:49 +0900 | [diff] [blame] | 119 | private void setIngressRuleForPatchPort(DeviceId deviceId, |
| 120 | PortNumber portNumber, |
| 121 | boolean install) { |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 122 | TrafficSelector.Builder selector = DefaultTrafficSelector.builder() |
| 123 | .matchInPort(portNumber); |
| 124 | |
| 125 | TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder() |
Jian Li | f89d960 | 2021-04-27 19:05:49 +0900 | [diff] [blame] | 126 | .transition(ACL_INGRESS_TABLE); |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 127 | |
| 128 | flowRuleService.setRule( |
| 129 | appId, |
| 130 | deviceId, |
| 131 | selector.build(), |
| 132 | treatment.build(), |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 133 | PRIORITY_FORWARDING_RULE, |
Jian Li | f89d960 | 2021-04-27 19:05:49 +0900 | [diff] [blame] | 134 | ARP_TABLE, |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 135 | install); |
| 136 | } |
| 137 | |
| 138 | private class InternalDeviceListener implements DeviceListener { |
| 139 | |
| 140 | @Override |
| 141 | public boolean isRelevant(DeviceEvent event) { |
| 142 | Port port = event.port(); |
| 143 | if (port == null) { |
| 144 | return false; |
| 145 | } |
| 146 | |
Jian Li | dc08c95 | 2022-03-23 13:28:01 +0900 | [diff] [blame] | 147 | KubevirtNode node = kubevirtNodeService.node(event.subject().id()); |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 148 | if (node == null) { |
| 149 | return false; |
| 150 | } |
| 151 | |
| 152 | return containsPhyPatchPort(node, port); |
| 153 | } |
| 154 | |
| 155 | private boolean isRelevantHelper(DeviceEvent event) { |
| 156 | return mastershipService.isLocalMaster(event.subject().id()); |
| 157 | } |
| 158 | |
| 159 | @Override |
| 160 | public void event(DeviceEvent event) { |
| 161 | log.info("Device event occurred with type {}", event.type()); |
| 162 | |
| 163 | switch (event.type()) { |
| 164 | case PORT_ADDED: |
| 165 | case PORT_UPDATED: |
| 166 | eventExecutor.execute(() -> processPortAddition(event)); |
| 167 | break; |
| 168 | case PORT_REMOVED: |
| 169 | eventExecutor.execute(() -> processPortRemoval(event)); |
| 170 | break; |
| 171 | default: |
| 172 | break; |
| 173 | } |
| 174 | } |
| 175 | |
| 176 | private void processPortAddition(DeviceEvent event) { |
| 177 | if (!isRelevantHelper(event)) { |
| 178 | return; |
| 179 | } |
Jian Li | f89d960 | 2021-04-27 19:05:49 +0900 | [diff] [blame] | 180 | setIngressRuleForPatchPort(event.subject().id(), |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 181 | event.port().number(), true); |
| 182 | } |
| 183 | private void processPortRemoval(DeviceEvent event) { |
| 184 | if (!isRelevantHelper(event)) { |
| 185 | return; |
| 186 | } |
Jian Li | f89d960 | 2021-04-27 19:05:49 +0900 | [diff] [blame] | 187 | setIngressRuleForPatchPort(event.subject().id(), |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 188 | event.port().number(), false); |
| 189 | } |
| 190 | } |
Jian Li | dc08c95 | 2022-03-23 13:28:01 +0900 | [diff] [blame] | 191 | |
| 192 | private class InternalKubevirtNodeListener implements KubevirtNodeListener { |
| 193 | private boolean isRelevantHelper() { |
| 194 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
| 195 | } |
| 196 | |
| 197 | @Override |
| 198 | public void event(KubevirtNodeEvent event) { |
| 199 | switch (event.type()) { |
| 200 | case KUBEVIRT_NODE_COMPLETE: |
| 201 | eventExecutor.execute(() -> processNodeCompletion(event.subject())); |
| 202 | break; |
| 203 | case KUBEVIRT_NODE_INCOMPLETE: |
| 204 | default: |
| 205 | // do nothing |
| 206 | break; |
| 207 | } |
| 208 | } |
| 209 | |
| 210 | private void processNodeCompletion(KubevirtNode node) { |
| 211 | if (!isRelevantHelper()) { |
| 212 | return; |
| 213 | } |
| 214 | |
| 215 | deviceService.getPorts(node.intgBridge()).forEach(p -> { |
| 216 | if (containsPhyPatchPort(node, p)) { |
| 217 | setIngressRuleForPatchPort(node.intgBridge(), p.number(), true); |
| 218 | } |
| 219 | }); |
| 220 | } |
| 221 | } |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 222 | } |